2666990592 has 132 divisors (see below), whose sum is σ = 8801215696. Its totient is φ = 761978880.

The previous prime is 2666990587. The next prime is 2666990603. The reversal of 2666990592 is 2950996662.

It is a super-2 number, since 2×2666990592² = 14225677635633020928, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43842 + ... + 85182.

Almost surely, 2^2666990592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2666990592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4400607848).

2666990592 is an abundant number, since it is smaller than the sum of its proper divisors (6134225104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2666990592 is a wasteful number, since it uses less digits than its factorization.

2666990592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41374 (or 41353 counting only the distinct ones).

The product of its (nonzero) digits is 3149280, while the sum is 54.

The square root of 2666990592 is about 51642.9142477455. The cubic root of 2666990592 is about 1386.7786957484.

The spelling of 2666990592 in words is "two billion, six hundred sixty-six million, nine hundred ninety thousand, five hundred ninety-two".